NEUPERT PETER M sold 48.8% of their position (124.69K shares) of ADAPTIVE BIOTECHNOLOGIES CORP on the open market
Open‑market sale worth $3.14M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 3 sales
Filed: 8/20/2026ACC: 0001237566-26-000003
Director
Since Jun 2019
-124.69K
Net shares
Net seller
$3.14M
Total sold
3
Open market trades
0B · 3S
5
Total transactions
15K acquired · 139.69K disposed
Non-Derivative Transactions4
Common Stock
Direct
Shares
+15K
Price / share
$6.32
Trade value
$94.80K
% of position
6.2%
8/17/2026
240.31K→255.31K
Common Stock
Direct
Shares
−15K
Price / share
$25.23
Trade value
$378.45K
% of position
5.9%
8/17/2026
255.31K→240.31K
Common Stock
Direct
Shares
−40K
Price / share
$25.10
Trade value
$1M
% of position
16.6%
8/17/2026
240.31K→200.31K
Common Stock
Direct
Shares
−69.69K
Price / share
$25.16
Trade value
$1.75M
% of position
34.8%
8/17/2026
200.31K→130.63K
Total
Net shares
−109.69K
Net value
-$3.04M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 8/17/2026 | M · Option Exercise | +15K | $6.32 | $94.80K | 6.2% | 240.31K | 255.31K |
| Common Stock Direct | 8/17/2026 | S · Sale | −15K | $25.23 | $378.45K | 5.9% | 255.31K | 240.31K |
| Common Stock Direct | 8/17/2026 | S · Sale | −40K | $25.10 | $1M | 16.6% | 240.31K | 200.31K |
| Common Stock Direct | 8/17/2026 | S · Sale | −69.69K | $25.16 | $1.75M | 34.8% | 200.31K | 130.63K |
| Total | −109.69K | -$3.04M | ||||||
Derivative Transactions1
Stock Option (right to buy)
Direct
Converts to
Common Stock
15K shares
Shares
−15K
Strike price
6.32
Held after
0.00
Exercisable
—
8/17/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock Option (right to buy) Direct | Common Stock15K shares | 8/17/2026 | M · Option Exercise | −15K | 6.32 | — | 0.00 |